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Finding the Fourth Proportional to 6,750.28, 10,115.34 and 5,526.28

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Solution

The fourth proportional to 6,750.28, 10,115.34 and 5,526.28 is: 8,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.28 : 10,115.34 = 5,526.28 : x
  2. Step 2: Convert to fraction form
    6,750.28/10,115.34 = 5,526.28/x
  3. Step 3: Cross multiply
    6,750.28x = 10,115.34 × 5,526.28
  4. Step 4: Simplify right side
    6,750.28x = 55,900,201.14
  5. Step 5: Solve for x
    x = 55,900,201.14/6,750.28
  6. Step 6: Final answer
    x = 8,281.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.